def build_profile(first,last,**user_infor):
    '''Create a dictionary that contains everythings we know about users'''
    user_infor['first_name']=first.title()
    user_infor['loast_name']=last.title()
    return user_infor

my_information=build_profile('fucker','lover',
                            location='Nanjing',
                            hobby='playgames',)
print(my_information)